/**
 * Copyright (C) 2010-2011 TVH Group NV. <kalman.tiboldi@tvh.com>
 *
 * This file is part of the MyStroBe project.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * 		http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 package net.mystrobe.client;

import java.util.Collection;

/**
 * @author TVH Group NV
 */
public interface IStateSource {


   	public void addStateListener(IStateListener listener);

	public void removeStateListener(IStateListener listener);

	public Collection<IStateListener> getStateListeners();

	/**
	 * Returns  information about the positioning of the current record in the data
	 * source. Possible values are: 'NoRecordAvailable', 'OnlyRecordAvailable',
	 * 'FirstRecord', 'LastRecord', 'NotFirstOrLast'
	 */
    CursorStates getCursorState();

    UpdateStates getUpdateState();

}
